Full list of all 14 Zombie Hill Racing achievements worth 1,000 gamerscore. It takes around 10-12 hours to unlock all of the achievements on Xbox One.
500 barrels exploded
Fuel tank upgrades bought
5 packs bought in SHOP
Stage 6 finished
Stage 4 finished
Steel Pass claimed on 3 cars
Earned over 100 000 coins
Earned over 100 gems
Collected reward for completing 10 quests
2000 zombies killed
All turbo burned at once
Complete all levels
Collect all hidden chests
Buy all upgrades on all cars